Where: Entre Rios, Argentina (27.1° S, 64.5° W: paleocoordinates 27.3° S, 62.2° W)
• coordinate based on political unit
• local area-level geographic resolution
When: Mesopotamico Member (Entre Rios Formation), Tortonian (11.6 - 7.2 Ma)
• Vertebrate fossils come from the lower part of the Entre Rios Formation, a complex succession of continental and marine sediments, called the Mesopotamico level.
• member-level stratigraphic resolution
Environment/lithology: marginal marine; lithology not reported
Size class: macrofossils
Collection methods: Cheek teeth fragments preserved
Primary reference: P. Bondesio. 1975. Restos de un Protohydrochoerinae (Rodentia, Hidrochoeridae) en el "Mesopotamiense" Plioceno Medio-Tardio) de las Barrancas del rio Parana (Provincia de Entre Rios, Argentina). Ameghiniana 12(3):253-258 [J. Alroy/J. Wertheim/J. Alroy]more details
Purpose of describing collection: taxonomic analysis
PaleoDB collection 13522: authorized by John Alroy, entered by Jill Wertheim on 11.04.2002, edited by Mark Uhen and Carlos Jaramillo
Creative Commons license: CC BY (attribution)
Taxonomic list
Mammalia | |
Pontivaga fischeri n. gen. n. sp.1
| |
"Ischyrorhynchus vanbenedeni n. gen. n. sp." = Ischyrorhynchus vanbenedeni1, "Anisodelphis brevirostratus n. gen. n. sp." = Ischyrorhynchus vanbenedeni5, "Saurocetes argentinus n. gen. n. sp." = Saurocetes argentinus2, "Saurocetes obliquus n. sp." = Saurocetes argentinus1, "Saurodelphis acutirostratus n. sp." = Saurocetes argentinus5
"Ischyrorhynchus vanbenedeni n. gen. n. sp." = Ischyrorhynchus vanbenedeni1 Ameghino 1891 toothed whale
"Anisodelphis brevirostratus n. gen. n. sp." = Ischyrorhynchus vanbenedeni5 Ameghino 1891 toothed whale | |
| |
|